statiki 0.5.1

Static friendly data structures
Documentation 
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type RingBuffer<T> = statiki::RingBuffer<T, 512>;

#[test]
fn test_ring_buffer_as_spcs() {
    let mut queue = RingBuffer::<usize>::new();
    let (producer, consumer) = queue.split();

    std::thread::scope(move |scope| {
        let consumer = scope.spawn(move || {
            loop {
                match consumer.pop() {
                    Some(520) => break,
                    _ => continue,
                }
            }
        });

        for idx in 0..=520 {
            loop {
                if producer.try_push(idx).is_none() {
                    break;
                }
            }
        }

        consumer.join().expect("Success");
    });
}

#[test]
fn test_ring_buffer() {
    let mut queue = RingBuffer::<usize>::new();
    assert_eq!(queue.capacity(), 512);
    assert_eq!(queue.size(), 0);
    assert!(queue.is_empty());

    for idx in 0..queue.capacity()+9 {
        queue.push(idx);
    }
    assert!(!queue.is_empty());
    assert_eq!(queue.size(), 512);

    for expected_item in 9..queue.capacity()+9 {
        let value = queue.pop().expect("Value");
        assert_eq!(value, expected_item);
    }

    assert!(queue.pop().is_none());
    assert!(queue.is_empty());
    assert_eq!(queue.size(), 0);

    for idx in 0..queue.capacity()+9 {
        queue.push(idx);
    }
    assert!(!queue.is_empty());

    queue.clear();
    assert!(queue.pop().is_none());
    assert!(queue.is_empty());
    assert_eq!(queue.size(), 0);

    for idx in 0..9 {
        queue.push(idx);
    }
    assert!(!queue.is_empty());
    assert_eq!(queue.size(), 9);
    for expected_item in 0..9 {
        let value = queue.pop().expect("Value");
        assert_eq!(value, expected_item);
    }

    for idx in 0..queue.capacity() {
        assert!(queue.try_push(idx).is_none());
    }
    assert!(!queue.is_empty());
    assert_eq!(queue.size(), 512);
    assert_eq!(queue.try_push(999), Some(999));
}